/* ========================================
   Rust Games - Brand Tokens & Styles
   ======================================== */

:root {
  --bg: #0f0f0f;
  --panel: #171717;
  --panel-2: #1e1e1e;
  --text: #f0ede8;
  --muted: #a9b0b6;
  --accent: #de3c2b;
  --accent-2: #f38b27;
  --ok: #8bc34a;
  --warn: #f1c40f;
  --border: #242424;
  --radius: 12px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  --focus: 0 0 0 3px rgba(222, 60, 43, 0.4), 0 0 0 5px rgba(222, 60, 43, 0.15);
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========================================
   Reset & Base
   ======================================== */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: radial-gradient(ellipse at top, #1a1a1a 0%, var(--bg) 50%);
  background-attachment: fixed;
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url("data:image/svg+xml,%3Csvg width='100' height='100' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' /%3E%3C/filter%3E%3Crect width='100' height='100' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 1;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Roboto Condensed', sans-serif;
  font-weight: 700;
  line-height: 1.2;
  color: var(--text);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: 1rem;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 1rem;
}

h3 {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

a {
  color: inherit;
  text-decoration: none;
}

kbd {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.2em 0.5em;
  font-family: 'Inter Mono', monospace;
  font-size: 0.9em;
}

/* ========================================
   Buttons
   ======================================== */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  border: none;
  border-radius: var(--radius);
  font-family: 'Roboto Condensed', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
  z-index: 2;
}

.btn:focus-visible {
  outline: none;
  box-shadow: var(--focus);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

.btn--primary {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
  color: white;
  box-shadow: 0 4px 12px rgba(222, 60, 43, 0.3);
}

.btn--primary:hover {
  box-shadow: 0 6px 20px rgba(222, 60, 43, 0.4);
}

.btn--ghost {
  background: transparent;
  color: var(--text);
  border: 2px solid var(--border);
}

.btn--ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn__icon {
  font-size: 1.2em;
}

/* ========================================
   Navigation
   ======================================== */

.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 2rem;
  background: rgba(23, 23, 23, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav__brand {
  font-family: 'Roboto Condensed', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  position: relative;
  z-index: 101;
}

.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  position: relative;
  z-index: 101;
}

.nav__burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: transform var(--transition), opacity var(--transition);
}

.nav__burger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__burger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav__burger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav__links > a:not(.btn) {
  position: relative;
  font-weight: 500;
  color: var(--muted);
  transition: color var(--transition);
}

.nav__links > a:not(.btn)::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--transition);
}

.nav__links > a:not(.btn):hover,
.nav__links > a:not(.btn).is-active {
  color: var(--text);
}

.nav__links > a:not(.btn):hover::after,
.nav__links > a:not(.btn).is-active::after {
  width: 100%;
}

@media (max-width: 768px) {
  .nav {
    padding: 1rem 1.5rem;
  }

  .nav__burger {
    display: flex;
  }

  .nav__links {
    position: fixed;
    top: 0;
    right: 0;
    width: min(80vw, 320px);
    height: 100vh;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 5rem 2rem 2rem;
    background: var(--panel);
    border-left: 1px solid var(--border);
    transform: translateX(100%);
    transition: transform var(--transition);
  }

  .nav__links[aria-hidden="false"] {
    transform: translateX(0);
  }

  .nav__links > a {
    padding: 1rem;
    border-bottom: 1px solid var(--border);
  }

  .nav__links > a::after {
    display: none;
  }

  .nav__cta {
    margin-top: 1rem;
  }
}

/* ========================================
   Main Content
   ======================================== */

main {
  position: relative;
  z-index: 2;
  min-height: 70vh;
}

section {
  padding: 4rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

@media (max-width: 768px) {
  section {
    padding: 2rem 1.5rem;
  }
}

/* ========================================
   Reveal Animation
   ======================================== */

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ========================================
   Hero Section
   ======================================== */

#hero {
  text-align: center;
  padding: 6rem 2rem 4rem;
}

.hero__content {
  max-width: 800px;
  margin: 0 auto;
}

.hero__sublead {
  font-size: 1.25rem;
  color: var(--muted);
  margin-bottom: 2rem;
}

.hero__ctas {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  #hero {
    padding: 4rem 1.5rem 2rem;
  }

  .hero__ctas {
    flex-direction: column;
    align-items: center;
  }

  .hero__ctas .btn {
    width: 100%;
    max-width: 300px;
  }
}

/* ========================================
   Mode Cards
   ======================================== */

.modes__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.mode-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

.mode-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.5);
}

.mode-card__icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.mode-card h3 {
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.mode-card p {
  color: var(--muted);
  font-size: 0.95rem;
}

/* ========================================
   What Section
   ======================================== */

#what {
  text-align: center;
  padding: 4rem 2rem;
}

.what__content {
  max-width: 700px;
  margin: 0 auto;
}

.what__content p {
  font-size: 1.125rem;
  color: var(--muted);
}

/* ========================================
   Leaderboards Preview
   ======================================== */

#boardsPreview {
  text-align: center;
}

.boards__wrapper {
  max-width: 600px;
  margin: 0 auto;
}

.boards__row {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin: 2rem 0;
}

.board__item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.5rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: transform var(--transition);
}

.board__item:hover {
  transform: translateX(4px);
  border-color: var(--accent);
}

.board__rank {
  font-weight: 700;
  color: var(--accent);
  min-width: 50px;
}

.board__player {
  flex: 1;
  text-align: left;
}

.board__score {
  font-weight: 600;
  color: var(--ok);
}

/* ========================================
   How to Play
   ======================================== */

.howto__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
  margin-top: 3rem;
}

.howto__path {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  text-align: center;
}

.howto__icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.howto__path h2 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

.howto__path p {
  color: var(--muted);
  margin-bottom: 1.5rem;
}

.howto__note {
  font-size: 0.9rem;
  margin-top: 1rem;
}

pre#server-connect {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  font-family: 'Inter Mono', monospace;
  color: var(--ok);
  font-size: 0.95rem;
  margin-bottom: 1rem;
  overflow-x: auto;
}

.search-term {
  background: var(--panel-2);
  border: 1px solid var(--accent);
  border-radius: 8px;
  padding: 1rem;
  font-family: 'Roboto Condensed', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent);
  margin: 1.5rem 0;
}

.copy__toast {
  margin-top: 1rem;
  padding: 0.75rem;
  background: var(--ok);
  color: var(--bg);
  border-radius: 8px;
  font-weight: 600;
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ========================================
   Queues
   ======================================== */

.queues__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.queue__card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  text-align: center;
}

.queue__mode {
  font-family: 'Roboto Condensed', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 1rem;
}

.queue__count {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.queue__status {
  color: var(--ok);
  font-size: 0.9rem;
}

/* ========================================
   Store
   ======================================== */

.store__section {
  margin-bottom: 4rem;
}

.store__section h2 {
  margin-bottom: 2rem;
}

.store__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.store-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), border-color var(--transition);
}

.store-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
}

.store-card__header {
  margin-bottom: 1.5rem;
}

.store-card__tier {
  font-family: 'Roboto Condensed', sans-serif;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.store-card__price {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text);
}

.store-card__billing {
  font-size: 0.9rem;
  color: var(--muted);
}

.store-card__perks {
  flex: 1;
  margin-bottom: 1.5rem;
}

.store-card__perks ul {
  list-style: none;
}

.store-card__perks li {
  padding: 0.5rem 0;
  color: var(--muted);
  position: relative;
  padding-left: 1.5rem;
}

.store-card__perks li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--ok);
  font-weight: 700;
}

.creator-card {
  background: linear-gradient(135deg, var(--panel) 0%, var(--panel-2) 100%);
  border: 2px solid var(--accent-2);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
}

.creator-card h3 {
  color: var(--accent-2);
  margin-bottom: 1rem;
}

.creator-card__requirements {
  margin: 1.5rem 0;
}

.creator-card__requirements h4 {
  font-size: 1rem;
  color: var(--accent);
  margin-top: 1rem;
  margin-bottom: 0.5rem;
}

.creator-card__requirements p {
  color: var(--muted);
  font-size: 0.95rem;
}

/* ========================================
   Leaderboards
   ======================================== */

.tabs {
  display: flex;
  gap: 1rem;
  border-bottom: 2px solid var(--border);
  margin-bottom: 2rem;
}

.tab {
  background: none;
  border: none;
  padding: 1rem 2rem;
  font-family: 'Roboto Condensed', sans-serif;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--muted);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  transition: color var(--transition), border-color var(--transition);
}

.tab:hover {
  color: var(--text);
}

.tab.is-active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.tab:focus-visible {
  outline: none;
  box-shadow: var(--focus);
}

.tabpanel {
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.board__list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.board__row {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  gap: 1rem;
  align-items: center;
  padding: 1.25rem 1.5rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: transform var(--transition), border-color var(--transition);
}

.board__row:hover {
  transform: translateX(4px);
  border-color: var(--accent);
}

.board__row--top {
  background: linear-gradient(135deg, var(--panel) 0%, var(--panel-2) 100%);
  border-color: var(--accent);
}

.board__row .board__rank {
  font-family: 'Roboto Condensed', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent);
}

.board__row .board__player {
  font-size: 1.125rem;
  font-weight: 600;
}

.board__row .board__score {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--ok);
}

@media (max-width: 768px) {
  .tabs {
    justify-content: center;
  }

  .tab {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
  }

  .board__row {
    grid-template-columns: 60px 1fr auto;
    gap: 0.75rem;
    padding: 1rem;
  }

  .board__row .board__rank {
    font-size: 1rem;
  }

  .board__row .board__player {
    font-size: 1rem;
  }

  .board__row .board__score {
    font-size: 1rem;
  }
}

/* ========================================
   Login
   ======================================== */

.login__content {
  max-width: 500px;
  margin: 0 auto;
  text-align: center;
  padding: 3rem 2rem;
}

.login__content p {
  color: var(--muted);
  margin: 1.5rem 0;
}

.login__content .btn {
  margin: 2rem 0;
}

.login__note {
  font-size: 0.9rem;
  color: var(--muted);
}

.login__back {
  margin-top: 2rem;
}

.login__back a {
  color: var(--accent);
  transition: color var(--transition);
}

.login__back a:hover {
  color: var(--accent-2);
}

/* ========================================
   Modal
   ======================================== */

.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition);
}

.modal[aria-hidden="false"] {
  pointer-events: all;
  opacity: 1;
}

.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
}

.modal__panel {
  position: relative;
  z-index: 1;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  max-width: 450px;
  width: 90%;
  box-shadow: var(--shadow);
  transform: scale(0.95);
  transition: transform var(--transition);
}

.modal[aria-hidden="false"] .modal__panel {
  transform: scale(1);
}

.modal__panel h3 {
  margin-bottom: 1rem;
}

.modal__panel p {
  color: var(--muted);
  margin-bottom: 2rem;
}

.modal__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.modal__actions .btn {
  flex: 1;
  justify-content: center;
}

@media (prefers-reduced-motion: reduce) {
  .modal,
  .modal__panel {
    transition: none;
  }
}

/* ========================================
   Footer
   ======================================== */

.site-footer {
  position: relative;
  z-index: 2;
  margin-top: 6rem;
  padding: 3rem 2rem;
  text-align: center;
  border-top: 1px solid var(--border);
  background: var(--panel);
}

.footer__brand {
  font-family: 'Roboto Condensed', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.footer__links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.footer__links a {
  color: var(--muted);
  transition: color var(--transition);
}

.footer__links a:hover {
  color: var(--accent);
}

.footer__legal {
  font-size: 0.9rem;
  color: var(--muted);
}

@media (max-width: 768px) {
  .site-footer {
    padding: 2rem 1.5rem;
  }

  .footer__links {
    flex-direction: column;
    gap: 1rem;
  }
}

/* ========================================
   Reduced Motion
   ======================================== */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}